2012 Subaru Legacy Key Fob Battery Replacement Guide

2012 Subaru Legacy Key Fob Battery Replacement Guide

Key fob allow access to your Legacy. When the key fob battery is discharged you will not to be able unlock doors remotely. Yes, it is possible to replace the battery in your remote key fob by yourself. All tools, that you need is described in this post.

What is the battery remote key fob use

Replacing battery in key fob require CR1620 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your fob’s batteries.
  • flat head screwdriver
  • 1xCR1620 battery

Step by step guide

A small coin battery installed inside the your keyless entry remote. Delicately try to disassemble your keyless entry remote with flat head screwdriver. Replace 1xCR1620 battery with flat head screwdriver.

Get new battery and install it in keyless entry fob's shell. Battery must be installed with the same polarity as was a previous. Your key will not work if you mistakenly put battery wrong way.

Before assembling fob’s case, make sure that all functions works by testing buttons on circuit board.

The last thing to do is put your cover back on fob. Accurately try to assemble the pieces in place by hands from top to bottom. Inspect your fob body for gaps. If it is not firmly closed try to repeat last step.

How to replace the battery video guide

DIY - Subaru Legacy Outback Key Fob Battery Replacement EASY

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Subaru Legacy require 1xCR1620 batteries. Most CR1620 batteries are under $6 depending on the type, size packaging and brand you buy. Take your old battery to the store, to be sure.

Often, after keyless entry remote battery change, reprogramming not required. Key fob reprogramming procedure often described in user's manual of your vehicle.

Changing your remote key fob battery is easy to do in 2012 Subaru Legacy. Most of car manufacturers think about customers and make a special hole for remote key fob open.

The cost to change the battery inside fob is in range from $30 to as high as $500 depending on the car and the service station.

Key fob batteries in modern cars should be replaced every 3-4 years, although this will differ based on usage and quality. If your remote key fob decreased signal strength, you should replace batteries before it stop working and make trouble for you.

These symptoms will warn you that it's perhaps time to change battery in your Subaru Legacy: multiple clicks to unlock or lock doors required, you didn't change battery more than 4 years, low key battery indicator on dashboard and signal strength reduced.
Be the first to comment.
Your message is required.

Fob Compatibility:

  1. FCC ID: CWTWB1U811
  2. Models: 2011-2015 Subaru Legacy